diff --git a/glib/valgrind.h b/glib/valgrind.h
index 5aed0dfca..868ba45e4 100644
--- a/glib/valgrind.h
+++ b/glib/valgrind.h
@@ -93,6 +93,7 @@
 
 
 #include <stdarg.h>
+#include <stdint.h>
 
 /* Nb: this file might be included in a file compiled with -ansi.  So
    we can't use C++ style "//" comments nor the "asm" keyword (instead